./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6a79b35c65887feb0e3310d99b98c096a3638844b86132f83b5aa5c0d07bcad8 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 19:01:01,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 19:01:01,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 19:01:01,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 19:01:01,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 19:01:01,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 19:01:01,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 19:01:01,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 19:01:01,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 19:01:01,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 19:01:01,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 19:01:01,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 19:01:01,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 19:01:01,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 19:01:01,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 19:01:01,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 19:01:01,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 19:01:01,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 19:01:01,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 19:01:01,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 19:01:01,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 19:01:01,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 19:01:01,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 19:01:01,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 19:01:01,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 19:01:01,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 19:01:01,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 19:01:01,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 19:01:01,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 19:01:01,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 19:01:01,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 19:01:01,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 19:01:01,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 19:01:01,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 19:01:01,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 19:01:01,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 19:01:01,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 19:01:01,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 19:01:01,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 19:01:01,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 19:01:01,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 19:01:01,835 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 19:01:01,856 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 19:01:01,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 19:01:01,857 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 19:01:01,857 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 19:01:01,858 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 19:01:01,858 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 19:01:01,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 19:01:01,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 19:01:01,859 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 19:01:01,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 19:01:01,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 19:01:01,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 19:01:01,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 19:01:01,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 19:01:01,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 19:01:01,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 19:01:01,861 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 19:01:01,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 19:01:01,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 19:01:01,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 19:01:01,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 19:01:01,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 19:01:01,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 19:01:01,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 19:01:01,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 19:01:01,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 19:01:01,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 19:01:01,864 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 19:01:01,864 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 19:01:01,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 19:01:01,864 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 19:01:01,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a79b35c65887feb0e3310d99b98c096a3638844b86132f83b5aa5c0d07bcad8 [2021-12-14 19:01:02,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 19:01:02,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 19:01:02,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 19:01:02,093 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 19:01:02,094 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 19:01:02,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2021-12-14 19:01:02,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35353376/3b86383fbe9a4397a7ec52748cb1aa19/FLAG0543325cc [2021-12-14 19:01:03,007 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 19:01:03,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2021-12-14 19:01:03,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35353376/3b86383fbe9a4397a7ec52748cb1aa19/FLAG0543325cc [2021-12-14 19:01:03,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b35353376/3b86383fbe9a4397a7ec52748cb1aa19 [2021-12-14 19:01:03,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 19:01:03,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 19:01:03,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 19:01:03,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 19:01:03,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 19:01:03,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:01:03" (1/1) ... [2021-12-14 19:01:03,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1382eae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:03, skipping insertion in model container [2021-12-14 19:01:03,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:01:03" (1/1) ... [2021-12-14 19:01:03,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 19:01:03,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 19:01:07,137 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490366,490379] [2021-12-14 19:01:07,140 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490535,490548] [2021-12-14 19:01:07,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490702,490715] [2021-12-14 19:01:07,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490870,490883] [2021-12-14 19:01:07,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 19:01:07,211 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 19:01:07,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490366,490379] [2021-12-14 19:01:07,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490535,490548] [2021-12-14 19:01:07,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490702,490715] [2021-12-14 19:01:07,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i[490870,490883] [2021-12-14 19:01:07,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 19:01:07,870 INFO L208 MainTranslator]: Completed translation [2021-12-14 19:01:07,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07 WrapperNode [2021-12-14 19:01:07,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 19:01:07,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 19:01:07,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 19:01:07,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 19:01:07,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,214 INFO L137 Inliner]: procedures = 473, calls = 4636, calls flagged for inlining = 228, calls inlined = 198, statements flattened = 8920 [2021-12-14 19:01:08,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 19:01:08,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 19:01:08,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 19:01:08,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 19:01:08,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 19:01:08,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 19:01:08,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 19:01:08,550 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 19:01:08,551 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (1/1) ... [2021-12-14 19:01:08,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 19:01:08,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 19:01:08,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 19:01:08,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 19:01:08,694 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_reset [2021-12-14 19:01:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_reset [2021-12-14 19:01:08,694 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2021-12-14 19:01:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2021-12-14 19:01:08,694 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_stop [2021-12-14 19:01:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_stop [2021-12-14 19:01:08,694 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_config_parameter_str [2021-12-14 19:01:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_config_parameter_str [2021-12-14 19:01:08,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 19:01:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 19:01:08,695 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_inform_bss [2021-12-14 19:01:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_inform_bss [2021-12-14 19:01:08,695 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_pause_rx [2021-12-14 19:01:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_pause_rx [2021-12-14 19:01:08,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 19:01:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 19:01:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_tx_fixup [2021-12-14 19:01:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_tx_fixup [2021-12-14 19:01:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-14 19:01:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-14 19:01:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_bind [2021-12-14 19:01:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_bind [2021-12-14 19:01:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_set_multicast_list [2021-12-14 19:01:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_set_multicast_list [2021-12-14 19:01:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_purge_paused_rxq [2021-12-14 19:01:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_purge_paused_rxq [2021-12-14 19:01:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_unbind [2021-12-14 19:01:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_unbind [2021-12-14 19:01:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure set_encr_mode [2021-12-14 19:01:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure set_encr_mode [2021-12-14 19:01:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure get_rndis_wlan_priv [2021-12-14 19:01:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rndis_wlan_priv [2021-12-14 19:01:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-14 19:01:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-14 19:01:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2021-12-14 19:01:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2021-12-14 19:01:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 19:01:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 19:01:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 19:01:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 19:01:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 19:01:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure set_infra_mode [2021-12-14 19:01:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure set_infra_mode [2021-12-14 19:01:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_command [2021-12-14 19:01:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_command [2021-12-14 19:01:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_scan_done [2021-12-14 19:01:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_scan_done [2021-12-14 19:01:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-14 19:01:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-14 19:01:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 19:01:08,714 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 19:01:08,715 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_fill_station_info [2021-12-14 19:01:08,716 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_fill_station_info [2021-12-14 19:01:08,716 INFO L130 BoogieDeclarations]: Found specification of procedure unknown_early_init [2021-12-14 19:01:08,717 INFO L138 BoogieDeclarations]: Found implementation of procedure unknown_early_init [2021-12-14 19:01:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure disassociate [2021-12-14 19:01:08,717 INFO L138 BoogieDeclarations]: Found implementation of procedure disassociate [2021-12-14 19:01:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-12-14 19:01:08,717 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-12-14 19:01:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 19:01:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_query_oid [2021-12-14 19:01:08,717 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_query_oid [2021-12-14 19:01:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2021-12-14 19:01:08,718 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2021-12-14 19:01:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 19:01:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-14 19:01:08,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-14 19:01:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2021-12-14 19:01:08,718 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2021-12-14 19:01:08,718 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_free [2021-12-14 19:01:08,718 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_free [2021-12-14 19:01:08,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 19:01:08,719 INFO L130 BoogieDeclarations]: Found specification of procedure is_wpa_key [2021-12-14 19:01:08,719 INFO L138 BoogieDeclarations]: Found implementation of procedure is_wpa_key [2021-12-14 19:01:08,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 19:01:08,719 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 19:01:08,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-14 19:01:08,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-14 19:01:08,719 INFO L130 BoogieDeclarations]: Found specification of procedure wiphy_priv [2021-12-14 19:01:08,720 INFO L138 BoogieDeclarations]: Found implementation of procedure wiphy_priv [2021-12-14 19:01:08,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-14 19:01:08,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-14 19:01:08,720 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_check_bssid_list [2021-12-14 19:01:08,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_check_bssid_list [2021-12-14 19:01:08,720 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper [2021-12-14 19:01:08,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __toupper [2021-12-14 19:01:08,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 19:01:08,721 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320b_early_init [2021-12-14 19:01:08,721 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320b_early_init [2021-12-14 19:01:08,721 INFO L130 BoogieDeclarations]: Found specification of procedure set_channel [2021-12-14 19:01:08,722 INFO L138 BoogieDeclarations]: Found implementation of procedure set_channel [2021-12-14 19:01:08,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-14 19:01:08,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-14 19:01:08,722 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_status [2021-12-14 19:01:08,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_status [2021-12-14 19:01:08,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-14 19:01:08,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-14 19:01:08,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 19:01:08,723 INFO L130 BoogieDeclarations]: Found specification of procedure level_to_qual [2021-12-14 19:01:08,723 INFO L138 BoogieDeclarations]: Found implementation of procedure level_to_qual [2021-12-14 19:01:08,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-14 19:01:08,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-14 19:01:08,723 INFO L130 BoogieDeclarations]: Found specification of procedure set_essid [2021-12-14 19:01:08,723 INFO L138 BoogieDeclarations]: Found implementation of procedure set_essid [2021-12-14 19:01:08,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 19:01:08,724 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_put_bss [2021-12-14 19:01:08,724 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_put_bss [2021-12-14 19:01:08,724 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_start_bssid_list_scan [2021-12-14 19:01:08,724 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_start_bssid_list_scan [2021-12-14 19:01:08,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 19:01:08,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 19:01:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2021-12-14 19:01:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2021-12-14 19:01:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_copy_module_params [2021-12-14 19:01:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_copy_module_params [2021-12-14 19:01:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-14 19:01:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-14 19:01:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure set_auth_mode [2021-12-14 19:01:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure set_auth_mode [2021-12-14 19:01:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-14 19:01:08,733 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-14 19:01:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 19:01:08,738 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 19:01:08,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 19:01:08,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 19:01:08,738 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 19:01:08,738 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 19:01:08,738 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-14 19:01:08,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-14 19:01:08,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 19:01:08,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 19:01:08,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 19:01:08,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 19:01:08,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2021-12-14 19:01:08,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rndis_wlan_driver_exit_11_2 [2021-12-14 19:01:08,739 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-14 19:01:08,739 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-14 19:01:08,739 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_cipher_to_alg [2021-12-14 19:01:08,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_cipher_to_alg [2021-12-14 19:01:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-14 19:01:08,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-14 19:01:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-14 19:01:08,740 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-14 19:01:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_channel [2021-12-14 19:01:08,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_channel [2021-12-14 19:01:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-14 19:01:08,740 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-14 19:01:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure add_wep_key [2021-12-14 19:01:08,741 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wep_key [2021-12-14 19:01:08,741 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2021-12-14 19:01:08,741 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2021-12-14 19:01:08,741 INFO L130 BoogieDeclarations]: Found specification of procedure is_broadcast_ether_addr [2021-12-14 19:01:08,741 INFO L138 BoogieDeclarations]: Found implementation of procedure is_broadcast_ether_addr [2021-12-14 19:01:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 19:01:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 19:01:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure set_bssid [2021-12-14 19:01:08,755 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bssid [2021-12-14 19:01:08,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 19:01:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 19:01:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-14 19:01:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-14 19:01:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-14 19:01:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-14 19:01:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 19:01:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 19:01:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 19:01:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bssid [2021-12-14 19:01:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bssid [2021-12-14 19:01:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 19:01:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_pmkids [2021-12-14 19:01:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_pmkids [2021-12-14 19:01:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure get_device_pmkids [2021-12-14 19:01:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device_pmkids [2021-12-14 19:01:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock_bh [2021-12-14 19:01:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock_bh [2021-12-14 19:01:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-14 19:01:08,757 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-14 19:01:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 19:01:08,757 INFO L130 BoogieDeclarations]: Found specification of procedure next_bssid_list_item [2021-12-14 19:01:08,758 INFO L138 BoogieDeclarations]: Found implementation of procedure next_bssid_list_item [2021-12-14 19:01:08,758 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 19:01:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 19:01:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure set_priv_filter [2021-12-14 19:01:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure set_priv_filter [2021-12-14 19:01:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-14 19:01:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-14 19:01:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 19:01:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 19:01:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_wiphy_params [2021-12-14 19:01:08,759 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_wiphy_params [2021-12-14 19:01:08,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-14 19:01:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-14 19:01:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-14 19:01:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-14 19:01:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2021-12-14 19:01:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2021-12-14 19:01:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-14 19:01:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-14 19:01:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 19:01:08,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 19:01:08,760 INFO L130 BoogieDeclarations]: Found specification of procedure oid_to_string [2021-12-14 19:01:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure oid_to_string [2021-12-14 19:01:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-12-14 19:01:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-12-14 19:01:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure deauthenticate [2021-12-14 19:01:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure deauthenticate [2021-12-14 19:01:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 19:01:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 19:01:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure bcm4320a_early_init [2021-12-14 19:01:08,761 INFO L138 BoogieDeclarations]: Found implementation of procedure bcm4320a_early_init [2021-12-14 19:01:08,761 INFO L130 BoogieDeclarations]: Found specification of procedure cfg80211_michael_mic_failure [2021-12-14 19:01:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure cfg80211_michael_mic_failure [2021-12-14 19:01:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_iw_params [2021-12-14 19:01:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_iw_params [2021-12-14 19:01:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 19:01:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_error_status [2021-12-14 19:01:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_error_status [2021-12-14 19:01:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 19:01:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 19:01:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume_rx [2021-12-14 19:01:08,762 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume_rx [2021-12-14 19:01:08,762 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-12-14 19:01:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-12-14 19:01:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-14 19:01:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-14 19:01:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure get_bcm4320_power_dbm [2021-12-14 19:01:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bcm4320_power_dbm [2021-12-14 19:01:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-14 19:01:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-14 19:01:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-14 19:01:08,763 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-14 19:01:08,763 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_rx_fixup [2021-12-14 19:01:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_rx_fixup [2021-12-14 19:01:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_set_oid [2021-12-14 19:01:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_set_oid [2021-12-14 19:01:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure rndis_wlan_indication [2021-12-14 19:01:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure rndis_wlan_indication [2021-12-14 19:01:08,764 INFO L130 BoogieDeclarations]: Found specification of procedure get_bssid [2021-12-14 19:01:08,764 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bssid [2021-12-14 19:01:08,765 INFO L130 BoogieDeclarations]: Found specification of procedure is_associated [2021-12-14 19:01:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure is_associated [2021-12-14 19:01:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-12-14 19:01:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 19:01:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-14 19:01:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-14 19:01:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure debug_print_pmkids [2021-12-14 19:01:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_print_pmkids [2021-12-14 19:01:08,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-14 19:01:08,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-14 19:01:09,793 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 19:01:09,796 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 19:01:10,224 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 19:01:25,738 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-14 19:01:25,944 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 19:01:25,967 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 19:01:25,967 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 19:01:25,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:01:25 BoogieIcfgContainer [2021-12-14 19:01:25,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 19:01:25,975 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 19:01:25,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 19:01:25,978 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 19:01:25,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 07:01:03" (1/3) ... [2021-12-14 19:01:25,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4967225b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:01:25, skipping insertion in model container [2021-12-14 19:01:25,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:01:07" (2/3) ... [2021-12-14 19:01:25,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4967225b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:01:25, skipping insertion in model container [2021-12-14 19:01:25,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:01:25" (3/3) ... [2021-12-14 19:01:25,983 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rndis_wlan.cil.i [2021-12-14 19:01:25,990 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 19:01:25,991 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-12-14 19:01:26,046 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 19:01:26,051 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 19:01:26,052 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-12-14 19:01:26,114 INFO L276 IsEmpty]: Start isEmpty. Operand has 2661 states, 1854 states have (on average 1.306903991370011) internal successors, (2423), 1858 states have internal predecessors, (2423), 689 states have call successors, (689), 116 states have call predecessors, (689), 115 states have return successors, (681), 681 states have call predecessors, (681), 681 states have call successors, (681) [2021-12-14 19:01:26,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2021-12-14 19:01:26,158 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:01:26,159 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:01:26,160 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-14 19:01:26,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:01:26,164 INFO L85 PathProgramCache]: Analyzing trace with hash -263096511, now seen corresponding path program 1 times [2021-12-14 19:01:26,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:01:26,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561852613] [2021-12-14 19:01:26,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:01:26,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:01:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 19:01:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 19:01:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 19:01:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 19:01:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 19:01:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 19:01:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 19:01:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 19:01:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 19:01:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 19:01:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 19:01:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 19:01:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 19:01:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 19:01:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 19:01:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 19:01:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 19:01:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 19:01:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 19:01:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 19:01:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 19:01:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 19:01:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 19:01:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 19:01:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 19:01:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 19:01:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 19:01:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 19:01:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 19:01:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 19:01:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 19:01:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 19:01:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 19:01:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 19:01:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 19:01:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:27,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:28,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 19:01:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:28,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:28,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-14 19:01:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:28,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2021-12-14 19:01:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2021-12-14 19:01:28,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:01:28,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561852613] [2021-12-14 19:01:28,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561852613] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:01:28,075 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:01:28,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 19:01:28,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708075748] [2021-12-14 19:01:28,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:01:28,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 19:01:28,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:01:28,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 19:01:28,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 19:01:28,117 INFO L87 Difference]: Start difference. First operand has 2661 states, 1854 states have (on average 1.306903991370011) internal successors, (2423), 1858 states have internal predecessors, (2423), 689 states have call successors, (689), 116 states have call predecessors, (689), 115 states have return successors, (681), 681 states have call predecessors, (681), 681 states have call successors, (681) Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-14 19:01:33,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 19:01:33,041 INFO L93 Difference]: Finished difference Result 7769 states and 11221 transitions. [2021-12-14 19:01:33,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 19:01:33,044 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 430 [2021-12-14 19:01:33,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 19:01:33,095 INFO L225 Difference]: With dead ends: 7769 [2021-12-14 19:01:33,096 INFO L226 Difference]: Without dead ends: 5173 [2021-12-14 19:01:33,114 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 19:01:33,117 INFO L933 BasicCegarLoop]: 4280 mSDtfsCounter, 3865 mSDsluCounter, 5587 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 1424 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4269 SdHoareTripleChecker+Valid, 9867 SdHoareTripleChecker+Invalid, 2987 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1424 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-12-14 19:01:33,118 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4269 Valid, 9867 Invalid, 2987 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1424 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2021-12-14 19:01:33,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2021-12-14 19:01:33,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 5101. [2021-12-14 19:01:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5101 states, 3583 states have (on average 1.3067262070890315) internal successors, (4682), 3590 states have internal predecessors, (4682), 1289 states have call successors, (1289), 227 states have call predecessors, (1289), 226 states have return successors, (1285), 1285 states have call predecessors, (1285), 1285 states have call successors, (1285) [2021-12-14 19:01:33,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5101 states to 5101 states and 7256 transitions. [2021-12-14 19:01:33,427 INFO L78 Accepts]: Start accepts. Automaton has 5101 states and 7256 transitions. Word has length 430 [2021-12-14 19:01:33,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 19:01:33,428 INFO L470 AbstractCegarLoop]: Abstraction has 5101 states and 7256 transitions. [2021-12-14 19:01:33,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (41), 3 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-14 19:01:33,429 INFO L276 IsEmpty]: Start isEmpty. Operand 5101 states and 7256 transitions. [2021-12-14 19:01:33,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2021-12-14 19:01:33,449 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 19:01:33,449 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 36, 36, 36, 36, 36, 36, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 19:01:33,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 19:01:33,450 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-14 19:01:33,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 19:01:33,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1368317239, now seen corresponding path program 1 times [2021-12-14 19:01:33,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 19:01:33,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610327229] [2021-12-14 19:01:33,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 19:01:33,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 19:01:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-14 19:01:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-14 19:01:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-14 19:01:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 19:01:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-14 19:01:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-14 19:01:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-14 19:01:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-14 19:01:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-14 19:01:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:33,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 19:01:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-14 19:01:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-14 19:01:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-14 19:01:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 19:01:34,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-14 19:01:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 19:01:34,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 19:01:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 19:01:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 19:01:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 19:01:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 19:01:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 19:01:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 19:01:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 19:01:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 19:01:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 19:01:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 19:01:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 19:01:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 19:01:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 19:01:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 19:01:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 19:01:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 19:01:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 19:01:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 19:01:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-14 19:01:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 19:01:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-12-14 19:01:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2021-12-14 19:01:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-12-14 19:01:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-14 19:01:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-14 19:01:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-14 19:01:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-14 19:01:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-12-14 19:01:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-12-14 19:01:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 19:01:34,865 INFO L134 CoverageAnalysis]: Checked inductivity of 5787 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5787 trivial. 0 not checked. [2021-12-14 19:01:34,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 19:01:34,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610327229] [2021-12-14 19:01:34,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610327229] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 19:01:34,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 19:01:34,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 19:01:34,867 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620064497] [2021-12-14 19:01:34,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 19:01:34,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 19:01:34,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 19:01:34,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 19:01:34,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 19:01:34,870 INFO L87 Difference]: Start difference. First operand 5101 states and 7256 transitions. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2021-12-14 19:01:39,923 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:01:43,253 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:01:46,866 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:01:50,674 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 19:01:54,121 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []